html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, sub, sup, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    vertical-align: baseline;
    background: transparent;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
}

body {
    background: #fff;
}

img {
    vertical-align: middle;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: normal;
}

html, body {
    font-size: 14px;
    line-height: 1.2;
    font-family: "Microsoft YaHei", Helvetica, Tahoma, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "WenQuanYi Micro Hei";
    -webkit-font-smoothing: antialiased;
    font-smoothing: antialiased;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    color: #333;
}

article, aside, canvas, details, figcaption, figure,
footer, header, hgroup, menu, nav, section, summary {
    display: block;
}

ul, li {
    list-style: none;
}

a {
    margin: 0;
    padding: 0;
    border: 0;
    color: #333;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
}

a, a:link, a:visited, a:active {
    text-decoration: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

input, button, select, textarea {
    outline: none;
    border: none;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border: 0;
    border: none;
}

textarea {
    resize: none;
}

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-transition-delay: 9999s;
    -webkit-transition: color 9999s ease-out, background-color 9999s ease-out;
}

input:-webkit-autofill {
    -webkit-box-shadow: 0 0 0px 1000px white inset;
}

::-ms-clear, ::-ms-reveal {
    display: none;
}

input:-ms-input-placeholder {
    font-size: 16px;
    color: #b1b1b1;
}

input:-moz-placeholder {
    font-size: 16px;
    color: #b1b1b1;
}

input::-moz-placeholder {
    font-size: 16px;
    color: #b1b1b1;
}

input:-ms-input-placeholder {
    font-size: 16px;
    color: #b1b1b1;
}

input::-webkit-input-placeholder {
    font-size: 16px;
    color: #b1b1b1;
}

textarea::-webkit-input-placeholder {
    font-size: 18px;
    color: #b1b1b1;
}

textarea:-moz-placeholder {
    font-size: 18px;
    color: #b1b1b1;
}

textarea:-ms-input-placeholder {
    font-size: 18px;
    color: #b1b1b1;
}

/*公共类名*/
.clearfix:after {
    content: "";
    clear: both;
    display: block;
}

.txt-left {
    text-align: left;
}

.txt-center {
    text-align: center;
}

.txt-right {
    text-align: right;
}

